| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he could [adv] see a [noun sg] | 8 |
|
| 2 | he could [adv] see a [noun sg] | 7 |
|
| 3 | he could [not/n't] see a [noun sg] | 5 |
|
| 4 | he could not see a [noun sg] | 5 |
|
